the last one in march 1881 was a success emperor alexander ii was mortally wounded by a bomb that grinevitsky threw on the rodovites, but the popular unrest that the revolutionaries counted on did not happen, and most of the voltsi people were arrested and sent to the boat on july 3, 1956. new year's eve , us spy planes began to fly in the soviet union on altitude over 20 km. high-altitude reconnaissance aircraft, two introduced photography, took off first from the american base in german wiesbaden, and then from another base in pakistan, the planes violated the borders countries and the ussr had every right to shoot them down. as a result, a few years later, one of these two was hit by a missile from the s75 anti-aircraft complex, cia specialists assured us president dwight and hauer that it was impossible to shoot down two, of course, it was an international scandal. but the pilot of the beaten intelligence officer, harry powers, survived and appeared before a soviet court; he was sentenced to 10 years in prison; after a year and a half, he was exchanged for the soviet intelligence officer